diff --git a/templates/galaxy/config/file_sources_conf.yml.j2 b/templates/galaxy/config/file_sources_conf.yml.j2
index 91b79fb35..e31cabebc 100644
--- a/templates/galaxy/config/file_sources_conf.yml.j2
+++ b/templates/galaxy/config/file_sources_conf.yml.j2
@@ -252,6 +252,13 @@
   doc: Global and high-resolution regional atmospheric models from Météo-France.
   bucket: mf-nwp-models
   anon: true
+  
+- type: s3fs
+  label: Argo marine floats data and metadata from Global Data Assembly Centre (Argo GDAC)
+  id: argo-gdac-sandbox
+  doc: Argo is an international program to observe the interior of the ocean with a fleet of profiling floats drifting in the deep ocean currents (https://argo.ucsd.edu). 
+  bucket: argo-gdac-sandbox
+  anon: true
 
 - type: arcfs
   id: arcfs1